Hey guys; before I write anything........Do I have to reinstall my windows XP System after my new motherboard is intalled in my computer. Because NCIX technician (who installed my new motherboard) said that I have to reinstall windows xp for computer to work properly.......Do I need to? My PC Specs: Operating System: Windows XP Professional (no Sp1 or Sp2 installed) Case: NETLINK 18IN 350W ATX 3688 CASE /W FRONT USB PORT P4 READY Motherboard: ASUS A7V880 SOCKETA KT880 DUAL DDR AGP 5PCI SATA SOUND 1000LAN MOTHERBOARD CPU: AMD ATHLON XP 2100+ 256K 266FSB SOCKET A RETAIL BOX CPU Heatsink: VANTEC AEROFLOW SOCKETA cpu cooler TMD 5600RPM 35.5CFM Memory: 512MB PC2700 DDR333 SAMSUNG RAM Video Card: ABITR9550-128CDT RADEON 9550 128MB DDR AGP8X Hard Drives: 2 X ( WD CAVIAR 80GB INT ATA/100 HD 3.5LP 9MS 8MB 7200RPM OEM) Anti-virus: Kaspersky Antivirus Personal 5.0.121 Firewall: Zone Alarm Pro 5.5.062.011 cASE FANS = 4 FANS (2 INFLOW, 2 OUTFLOW) I just intalled (actually NCIX installed it) new mother board into my computer. It is ASUS motherboard. As you guys can see I have two hard drives in my computer. When I start my computer it gives me this error in the black screen.................. "Pri Slave Hard Disk: S.M.A.R.T. Status BAD, Backup and Replace. Press F1 to Resume" What is this error? What I need to do? Also, Now sometimes I get an error saying "Hard Drive need s to be Formatted. Do you want to format your hard drive? Press OK or Cancel", when I try to double click and try to go into my Second Hard Drive (Hard Disk D..........what does that mean? thanks guys..